http-add-on: KubeRbacProxy image is not available anymore

[Zebradil]

$ docker pull gcr.io/kubebuilder/kube-rbac-proxy:v0.16.0
Error response from daemon: manifest for gcr.io/kubebuilder/kube-rbac-proxy:v0.16.0 not found: manifest unknown: Failed to fetch "v0.16.0"

In the upstream chart the component was removed: kedacore@d8d272c

[wozniakjan]

Addressed in
https://github.com/kedify/charts/releases/tag/http-add-on%2Fv0.11.1-0

But also, in kedify fork of http-add-on, the operator is not needed and doesn't perform any useful operation